First, thoroughly clean the area and use fluid dye to isolate the leak. Care must be taken not to scratch the seal bore when removing the old seal. That means removed split and all new seals put in both of them. It's got 200,000 miles on the motor, but the transmission and transfercase is running like a Champ. Maybe wipe everything off and see how it goes. So, hopefully the magnet picked up the majority of the metal. It'll likely have some accumulated grunge.
Do you just pull out the shaft and do everything from the outside of the case? Using published instructions and tools, the machined surface of the bore must be clean and free from scratches or nicks. The inset photo shows how thin the leading edge of each pump flange tab is. The case design conveniently includes a set of pry blocks on each end of the chain case. It's hardly noticeable from the exhaust, but when looking in the engine bay you can clearly see it. This is a temporary deposit that is withheld to ensure that we receive your old transfer case back.
Even a normal amount of driveline vibration can cause the housing to fail, resulting in a transmission fluid leak or worse; internal transmission and transfer case damage. If this occurs, they will have to be replaced by a certified mechanic sooner rather than later to avoid further damages to the vehicle's drive system. I checked the fluid level, and see that there is still plenty in there, so now I need to determine if this leak can be fixed. I could not be more pleased. Open the top bolt first.
Most kits do not come with a chain. It sounds like you did everything right, although I have only done this once and it was on a different transfer case. I think the part was 6 bucks. Once the housing cracks, repairing it requires removal of the transmission and transfer case. Replace the left transfer case input shaft seal and the transfer case O-ring seal. And, we pressure washed the case before re-assembly. You should begin to see the leaks restarting very quickly.
Over time, the pump can start to wear on the rear housing. This allows the pump flange tabs to wear directly against the magnesium case, eventually wearing through and causing a fluid leak. Because the pump is driven by the shaft, the housing of the pump must 'float' in the rear housing. I let it sit for about an hour and I'm still leaking fluid. It usually happens on the tailshaft of the transfer case, way up on the side almost to the top on the passenger side. What other parts will I need to install this upgrade kit? Most times, as long as the case has not run out of fluid, it can usually be repaired with a new rear housing and seal and prevented from ever happening again using the upgrade kit.
When I got home I went to another mechanic and told him what I just had done. Just keep an eye on it as the leak develops slowly. Over time, the pump can start to wear on the rear housing. Almost 6,000 miles over the regular warranty and its not covered under the elite extended warranty I purchased. I thought you had to take off the output section and drive out the seal from the inside. You will need it since several of the bearings use loose rollers and you need assembly goop to hold them in place.
It cannot become dislodged or fall out of position. Each unit will use 64 fluid oz 2-quarts. The dealer told me it would never work, its been 50,000 miles and I have yet to see it leak again. Most times, as long as the case has not run out of fluid, it can usually be repaired with a new rear housing and seal and prevented from ever happening again using the upgrade kit. From time to time, the seals that connect these components together can dry up, wear out, or break. Transfer case prices vary depending on the make, model and year of your vehicle so in order to get an accurate quote from us, you will need to give us a call or just simply fill out the contact information form located down at the bottom so we can get in touch with you. I will definitely buy from them again.
The notch The Hole I had another person suggest that because I have had that seal replaced in the last year or two that maybe my front seal is leaking causing fluid from my transmission into my t-case and then being pushed out of the rear seal. I replaced my seal today. New one for me was like 13 bucks. Please only post in this section if you have directions on how to do a modification, complete a task, or steps to take to resolve a problem. These sources are where portions of the transfer case come together, as well as the seals.
If its being installed as part of a repair or after pump rub has occurred, there is no real way to know the extent of the damage inside the case until it is torn down. This leak is high enough in the case that it typically will not leak when vehicle is not moving and therefore not leaving any drops on the ground. Follow along as we show you the problem and describe what it takes to produce a permanent solution. When from a broken seal, it reduces the volume of fluid that is currently working inside the transmission. Model 790 Transfer Case: Leaking from Left Hand Weep Hole 1. The drain plug catches debris instead of circulating it through the case. Care must be taken not to scratch the seal bore when removing the old seal.